breezy_utility-1.0.x-dev/breezy_utility.routing.yml

breezy_utility.property_controller:
  path: '/breezy-utility/property-autocomplete'
  defaults:
    _controller: '\Drupal\breezy_utility\Controller\BreezyUtilityPropertyController::handleAutocomplete'
    _format: json
  requirements:
    _access: 'TRUE'